Handle the case where we don't have a provider for Certificate or CRL.
Handle the case where we don't have a provider for Certificate or CRL.

This should make the tests less fragile.


svn path=/trunk/kdesupport/qca/; revision=685068

oktavarium/qca,JoshuaKolden/qca,karolherbst/qca,sladage/qca,karolherbst/qca,Esf-Software/qca,highfidelity/qca,highfidelity/qca,KDE/qca,oktavarium/qca,sladage/qca,sladage/qca,Bjoe/qca,highfidelity/qca,Bjoe/qca,karolherbst/qca,JoshuaKolden/qca,KDE/qca,Bjoe/qca,highfidelity/qca,Esf-Software/qca,Esf-Software/qca,KDE/qca,sladage/qca,JoshuaKolden/qca,oktavarium/qca,karolherbst/qca,Esf-Software/qca,Bjoe/qca,KDE/qca,JoshuaKolden/qca,oktavarium/qca